Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Kb7 win in 9 half-moves
3 Kc7 win in 9 half-moves
4 Rc7 win in 9 half-moves
5 K4b5 draw
6 K4c5 draw
7 K6b5 draw
8 K6c5 draw
9 Kb3 draw
10 Kb4 draw
11 Kb6 draw
12 Kc3 draw
13 Ra8 draw
14 Rh8 draw
15 K4d5 loss in 2 half-moves
16 K6d5 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves